Wired Controller XK55
36
system. It cannot test the signal of card insertion/extraction directly. Only when
equipped with the wired controller which has the function of entrance guard signal
test (deem as the master and auxiliary wired controller) is the access display and
control function of the wired controller of this model valid.
7 Error Display
When there occurs any error during operation, the home page of the wired
controller displays the fault icon“ ”, and displays the fault code and the fault indoor
unit project No.. When there are multiple faults at the same time, the fault code will be
displayed circularly;
NOTE: If error occurs, please turn off the unit and send for professionals to repair.
7.1 Table of Error Codes for Outdoor Unit
Error
Content
Error
Content
E0 Outdoor Unit Error J9
System Pressure Under-Ratio
Protection of Abnormal Pressure
E2
Discharge Low Temperature
JC Protection of Water Flow Switch
E3 Low Pressure Protection JL Protection of Low High-pressure
E4
Excess Discharge Temperature
JE Oil Return Pipe is Blocked
Ed
Low Temperature Protection of
JF Oil Return Pipe is Leaking
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